Answer:
pull-based model
Explanation:
HELP I DONT UNDERSTAND THIS
What is the most likely explanation of the data shown below?
A 3 column table with 6 rows. Column 1 is labeled Year with entries 0, 1, 2, 3, 4, 5. Column 2 is labeled Dark moths with entries 50 percent, 59 percent, 68 percent, 80 percent, 95 percent, 100 percent. Column 3 is labeled Light moths with entries 50 percent 41 percent, 32 percent, 20 percent, 5 percent, 0 percent.
a.
There has been a drought in the area that is affecting all life forms.
b.
The population of natural predators of the moths has gotten smaller.
c.
The moths are living in an environment with light trees.
d.
The moths are living in an environment with dark trees.
Answer:
The correct answer is D. The moths are living in an environment with dark trees.
Explanation:
In general, the data shows the population of light moths increases over time, while the population of light moths decreases to the point it disappeared. This would likely occur if there was an environmental change that allowed dark moths to have survival and reproductive advantage over light moths. This includes if the trees are dark because in this scenario dark moths have a better chance to avoid predators and reproduce, while light moths would have a lower chance to survive because predators can find them easily and this leads to the decrease in light moths population shown in the chart.
Why are lipids better suited than carbohydrates for long-term energy storage?.
Answer:
Whereas carbohydrates provide a readily available source of energy, lipids function primarily as an energy reserve. The amount of lipids stored as an energy reserve far exceeds the energy stored as glycogen since the human body is simply not capable of storing as much glycogen compared to lipids.
Explanation:
PRESS THE CROWN
The circulatory system carries the waste from throughout the organism to them
The circulatory system carries the waste from throughout the body to the excretory system.
In the circulatory system, the renal arteries specifically function to collect the deoxygenated blood and other waste materials from all the different parts of the body and carry it to the kidneys for filtration.
How are the circulatory system and excretory system related?
Due to the fact that the excretory system filters the circulatory system's blood, the excretory system and the circulatory system work in tandem. the primary organ of the kidneys' excretory system. Kidneys filter blood from the circulatory system as it travels through them.
Through the renal artery, blood enters your kidney. Up until the blood reaches the nephrons, this huge blood channel divides into smaller and smaller blood vessels. Your blood is filtered by the glomeruli, which are microscopic blood vessels, in the nephron before leaving your kidney through the renal vein.
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With reference to enzymes, what does “denatured” mean?
Answer:
A drastic change in temperature, pH or chemical environment or chemical solution, denatures enzymes. Denatured enzymes are not in their natural form and no longer have a functional active site.
Explanation:
Hope this helped
:)
Which diagram number below represents the liquid layers in the cylinder?
(K) Karo syrup (1.4 g/mL), (V) vegetable oil (0.91 g/mL,) (W) water (1.0 g/mL). Support your answer with a brief explanation.
Answer:
Diagram 1
Explanation:
The correct diagram that depicts the liquid layers in the cylinder would be diagram 1.
The density of a substance is a measure of how heavy the substance is. Hence, a liquid that is heavier than water (with higher density) would sink in water while a liquid that is less dense than water would float on it.
Therefore, based on the density of the karo syrup (1.4 g/mL), it would take the bottom space in a cylinder, followed by water (1.0 g/mL) while vegetable oil with 0.91 g/mL would float on the former two.
The correct diagram is 1.
O A. Spindles
O B. Chromatids
O C. Centromeres
O D. Gametes
Answer:
D. Gamates
Explanation:
Meiosis is a cell division that ends up producing gamates as sperm or egg cells.
Hi there please help me
Answer:
D
Explanation:
please explain how an increase of CO2 in the blood will effect the
URINE pH (explain the mechanism, will it increase or decrease urine
pH?)
When an increase in carbon dioxide (CO2) occurs in the blood, it leads to an increase in the acidity of the blood. This is because when CO2 levels in the blood rise, carbonic acid levels also rise, causing a decrease in blood pH. In response, the body will try to eliminate the excess CO2 by increasing respiration.
When an increase in carbon dioxide (CO2) occurs in the blood, it leads to an increase in the acidity of the blood. This is because when CO2 levels in the blood rise, carbonic acid levels also rise, causing a decrease in blood pH. In response, the body will try to eliminate the excess CO2 by increasing respiration. The increase in respiration leads to the elimination of carbon dioxide from the body via exhalation. This process restores blood pH to its normal level.
The kidneys also play a role in regulating blood pH. They excrete excess hydrogen ions (H+) into the urine to maintain the balance of acids and bases in the blood. When blood pH falls, the kidneys excrete more H+ into the urine, causing urine to become more acidic.
Conversely, when blood pH rises, the kidneys excrete fewer H+ into the urine, causing urine to become more alkaline. Therefore, an increase in CO2 levels in the blood will lead to an increase in acidity, causing the kidneys to excrete more H+ into the urine, which will decrease the urine pH.
This is because the excess CO2 in the blood leads to an increase in the production of carbonic acid, which dissociates into bicarbonate ions (HCO3-) and H+ ions. The H+ ions are then excreted by the kidneys into the urine, causing a decrease in urine pH. Hence, an increase in CO2 levels in the blood will cause a decrease in urine pH. This mechanism helps to maintain the body's acid-base balance.
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Describe the path of blood in an open circulatory system
In an open circulatory system, the path of blood is quite different from that of a closed circulatory system. Instead of circulating inside blood vessels, blood directly bathes the organs and tissues in the hemocoel.
This hemocoel is a fluid-filled body cavity in which the organs and tissues are suspended.The hemolymph is the fluid that is equivalent to blood in an open circulatory system. It is responsible for carrying nutrients, waste products, and hormones, as well as participating in the respiratory exchange.The heart pumps the hemolymph into the aorta, which carries the hemolymph into the head, and from there, it flows into the sinuses that connect to the other parts of the body. Blood flows out of the heart and into the hemocoel, where it moves through a series of sinuses before returning to the heart. The open circulatory system has one or more ostia or holes where the hemolymph enters the heart. Hemolymph is then pumped to different parts of the body through arteries in an open circulatory system.
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How is smoke carried high into the atmosphere for transporting by wind
Which organelles are ONLY found in plant cells?
Select all that apply.
Vacuole
Cell Wall
Chloroplasts
Nucleus
Endoplasmic Reticulum
Answer:
I think it's cell wall and chloroplasts
in 2003, conservation groups paid western cattlemen to move their herds away from wild buffalo herds so that the buffalo would have more feed and not have to compete with the cattle. what has this got to do with regulation and the coase theorem?
The payment made by conservation groups to western cattlemen to move their herds away from wild buffalo herds in 2003 is an example of the application of the Coase theorem and regulation to resolve a conflict.
The Coase theorem states that in the absence of transaction costs and under certain conditions, parties can negotiate and arrive at an efficient solution to externalities, such as conflicts between private parties and public goods. In this case, the conflict was the competition for grazing land between the wild buffalo herds and the cattle herds.
The conservation groups paid the cattlemen to move their herds away from the grazing land used by the buffalo, creating a more favorable environment for the buffalo to thrive. This is an example of the application of regulation in the form of economic incentives to resolve the conflict and achieve a more optimal allocation of resources.
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In what year(s) did a series of earthquakes hit New Madrid, Missouri?
Earthquakes are meterological events where the tectonit plates are in disturbances. Between 1811 to 1812 a serie of three large earthquakes happened in New Madrid, Missouri (New Madrid Fault) (from december 1811 to februeary of 1812).
Why are antibiotics unhelpful for treating the common cold?
A. Colds are caused by bacteria.
• B. Antibiotics attack only bacteria.
• C. Antibiotics cannot treat disease.
D. Colds are caused by antibiotics.
B. Antibiotics attack only bacteria.
What is the best definition of plot? A. Who is in the story B. Where the story takes place C. What is happening in the story D. When the story takes place
Answer: C. What is happening in the story is the best definition of plot.
Explanation: I hope this helps!
It grows legs and loses a tail. It changes from an herbivore with a long digestive tract to a carnivore with a shorter one. It loses its gills and lateral line system and uses its skin, mouth, and lungs for gas exchange. What is it
Answer:
Tadpole
Explanation:
When the tadpole grows and becomes a frog, it will lose its tail. It also goes from cosuming algae tp consuming bugs. Finally, when a tadpole turns into a frog, it will leave water meaning that it must have a different method of getting oxygen than gills.
Which of the following best explains why vultures are NOT decomposers?
Vultures only eat plants, making them primary consumers.
Vultures only pick at bugs, grub, and other microscopic organisms.
Vultures stalk their prey before killing and eating it.
Vultures do not break down wastes, and only consume meat.
someone please answer this question with out saying they only eat ROCKS
someone please answer this question without saying they only eat
Answer:
They do not break down waste they consume the meat off the bones.
Explanation:
Hope this helped ya. :D
Answer: The correct answer is D) Vultures do not break down wastes, and only consume meat.
Explanation: Confirmed correct.
Drag each cell structure to the appropriate bin. If a structure is found in both plant cells and animal cells, drag it to the "both" bin. chloroplast cellulose cell wall plant cell only mitochondrion endoplasmic reticulum central vacuole nucleus plasma membrane animal cell only Golgi apparatus both centriole cytoskeleton
cellulose cell wall, core vacuole, and chloroplast are uniquely found in plant cells.
only a mammalian cell, the centriole. Both - mitochondria, cytoskeleton, Golgi, endoplasmic reticulum, nucleus, and plasma membrane. Animal and plant cells share more similarities than differences. Nonetheless, the distinctive architecture of plant cells play significant roles. In the chloroplasts of plant cells, photosynthesis takes place. The central vacuole of the plant cell occupies the majority of the cell's volume and performs a number of tasks, such as storing and hydrolyzing organic molecules. Plant cells are shielded from harm and keep their shape thanks to their cellulose-based cell walls. The most prevalent organic substance in nature is cellulose.
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Flat bones have surfaces composed of ______ bone with internally placed ______ bone. Multiple choice question. compact, spongy
Answer: compact, spongy
Explanation:
Flat bones have surfaces composed of (compact) bone with internally placed (spongy) bone.
Flat bones are typically thin, although they're often curved. Some examples of flat bones are the cranial in the skull, scapulae which is known as the shoulder blades, ribs, and sternum. They're an attachment for muscles and are used in the protection of internal organs.
"Based on the information given, are there toxicologu studies that
may he avioded because of special circumstances. three situations
are listed below, please list the rationale of they exist and any
sp
8 Here are some descriptions of a few molecules. Based on the information given, are there toxicology studies that may be avoided because of special circumstances. If so, then the cost and perhaps time of development may be reduced. Discuss these special dispensations, if they exist and the rationale why those studies may not be necessary; that is, everybody-even the risk averse deem these studies not useful in risk assessment. Large peptide molecule for the treatment of pruritus (itch) The therapeutic is applied topically and studies have shown that no measurable drug reaches the systemic circulation. The intended patient population includes adult and elderly males and females. Large protein molecule (human-specific) administered intravenously for the treatment of Inflammatory Bowel Disease. The intended patient population includes males and females above the age of 18 years. A small peptide (arginine-histidine-alanine-tyrosine) for the topical treatment of decubitus ulcers. When applied to dermal ulcers, some drug does reach the systemic circulation. The intended patient population is typically the elderly, though a lot of off label use is included in younger patients (eg. Quadriplegic or persistent coma).
Non-clinical systemic toxicity testing is required as the systemic exposure is anticipated.
There are toxicology studies that may be avoided because of special circumstances for the three molecules. Here are the reasons:For a large peptide molecule for the treatment of pruritus (itch):It is applied topically and studies have shown that no measurable drug reaches the systemic circulation. The intended patient population includes adult and elderly males and females. Therefore, non-clinical systemic toxicity testing is not required.For a large protein molecule (human-specific) administered intravenously for the treatment of Inflammatory Bowel Disease:Since the intended patient population includes males and females above the age of 18 years and the molecule is human-specific, non-clinical systemic toxicity testing can be avoided.
Moreover, animal studies may not be necessary.For a small peptide (arginine-histidine-alanine-tyrosine) for the topical treatment of decubitus ulcers:When applied to dermal ulcers, some drug does reach the systemic circulation. The intended patient population is typically the elderly, though a lot of off label use is included in younger patients (eg. Quadriplegic or persistent coma). Therefore, non-clinical systemic toxicity testing is required as the systemic exposure is anticipated.
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The data in the graph are the result of a paramecium being placed in a hypertonic salt solution.
Based on the data in the graph, which would most likely happen if the paramecium were placed in distilled water?
Answer:
The contraction would increase.
Explanation:
The contraction would increase if the paramecium were placed in distilled water because of the change in the surrounding environment. The contractile vacuole will expel water less frequently because there is higher concentration of water outside the cell whereas the solute diffuses due to lower concentration of salt in the solution. So due to change of environment from saline solution to distill water solution, the contraction increases in the paramecium.
Answer: a) The contractions would increase
Explanation:
It's right.
Which type of pathogen is malaria caused by?/qual tipo de patógeno é a malária causada por?
What is the vector for malaria?/qual é o vetor da malária?
Answer:
Malaria is caused by the Plasmodium parasite.
Explanation:
The parasite can be spread to humans through the bites of infected mosquitoes.
All cells require energy because all cells are constantly
in 2-3 sentences, describe how the bird population changed over the 5 years of feeding and reproducing.
The bird population may have changed over the 5 years of feeding and reproducing ide to an environmental constraint that led to the increase of adaptive alleles in the new environmental conditions.
What are adaptive alleles?Adaptive alleles can be defined as gene variants that are present in the original population and they can increase their frequency in presence of a new environmental condition and or factors.
Therefore, with this data, we can see that adaptive alleles can dramatically increase the frequency in a population in response to changes in the environmental conditions.
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How do i solve this?
Answer: i have the same questio
Explanation:
Answer: Gain solutes from the surrounding area
Explanation: This is because dialysis bags are permeable to iodine so by the random movement of atoms, iodine will flow into the bag.
A student proposes that the cell types shown here can be classified as to plant,animal,fungal,and bacterial. The student also proposes that an evolutionary relationship can be hypothesized based on the data. What evolutionary relationship and classification is best supported by the data
Answer:
Cell types I and III are animal and fungal cells, which are most closely related since they are eukaryotic cells that are heterotrophic.
Explanation: ¯\_(ツ)_/¯
What is the evidence of climate change do to sea level rising?
Answer:
The first effect of the rising global temperature is that as oceans warm, seawater expands, taking up more space in the basin and causing the level of the ocean to rise. Secondly, ice melts on land, adding water to the ocean.
Explanation:
which of the following is true about the sanger method? group of answer choices the dideoxynucleotides used in the reaction have a hydroxyl group at the 3' position. the primer used in the reaction has a radioactive or fluorescent label on its 3' end for visualization. the fragments in the four reaction tubes are separated on agarose gel. each of the four reaction tubes contain only one of the four ddntps at a ratio of about 1 ddntp/50 dntp. dna sequencing is rarely done using automated systems.
The statement that is true about the Sanger method is: "Each of the four reaction tubes contains only one of the four ddNTPs at a ratio of about 1 ddNTP/50 dNTP."
The Sanger method, also known as dideoxy sequencing or chain termination sequencing, is a widely used method for DNA sequencing. In this method, the DNA template is replicated using DNA polymerase and a set of modified nucleotides called dideoxynucleotides (ddNTPs), which lack the 3' hydroxyl group necessary for further DNA strand elongation.
In the Sanger method, each of the four reaction tubes contains a mixture of regular deoxynucleotides (dNTPs) along with one of the four different ddNTPs (ddATP, ddCTP, ddGTP, ddTTP) at a specific ratio. The presence of ddNTPs leads to the termination of DNA synthesis at specific positions, resulting in the production of DNA fragments of different lengths.
However, the other statements provided are not true about the Sanger method:
The dideoxynucleotides used in the reaction lack a hydroxyl group at the 3' position, not have it.
The primer used in the reaction can have a radioactive or fluorescent label, but it is typically attached to the 5' end, not the 3' end.
The fragments produced in the Sanger sequencing reaction are typically separated using polyacrylamide gel electrophoresis (PAGE), not agarose gel.
Additionally, DNA sequencing is commonly done using automated systems, which have significantly improved the efficiency and throughput of the sequencing process.
Therefore, the correct statement is: "Each of the four reaction tubes contains only one of the four ddNTPs at a ratio of about 1 ddNTP/50 dNTP."
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Flexible shoulder movement is made possible by the presence of which bone?
a) the clavicle
b) the skull
c) the jaw
d) the molar
Answer:
A
Explanation:
clavicle is the bone by ur shoulder that helps ur shoulders move
What is the function of the epiglottis in a fetal pig.
Answer:
When food is swallowed, the epiglottis folds over the entrance to the trachea to prevent food and drink from entering the windpipe. At rest, the epiglottis sits upright, thus uncovering the opening to the trachea and allowing air to pass into the lungs.Thus, it is the function of epiglottis.
Explanation: